*{
    margin: 0;
    padding: 0;
    list-style: none;
}
/* 底部 */
footer{
    width: 100%;
    height: 455px;
    background-color: #1d2845;
}
.footer_warp{
    width: 1200px;
    border: 1px solid;
    margin: 0 auto;
    padding-top: 80px;
}
.footer_warp_item{
    width: 400px;
    outline: 1px solid red;
    color: #ffff;
}
.footer_warp_head>h4{
    font-size: 18px;
}
.footer_warp_btn{
    font-size: 14px;
    color:  #d1d4da;
}




